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MSDS  : Benzophenone, 2,2',4,4'-tetrahydroxy-
CAS  : 131-55-5
SYNONYMS  : * Benzophenone-2 * Bis(2,4-dihydroxyphenyl)methanone * Methanone, bis(2,4-dihydroxyphenyl)- * 2,2',4,4'-Tetrahydroxy-benzophenone * 2,4,2',4'-Tetrahydroxybenzophenone * Uvinul D-50
*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER : DJ1892000
CHEMICAL NAME : Benzophenone, 2,2',4,4'-tetrahydroxy-
CAS REGISTRY NUMBER : 131-55-5
BEILSTEIN REFERENCE NO. : 1914746
REFERENCE : 4-08-00-03505 (Beilstein Handbook Reference)
LAST UPDATED : 199701
DATA ITEMS CITED : 7
MOLECULAR FORMULA : C13-H10-O5
MOLECULAR WEIGHT : 246.23
WISWESSER LINE NOTATION : QR CQ DVR BQ DQ
COMPOUND DESCRIPTOR : Mutagen
Primary Irritant
SYNONYMS/TRADE NAMES :
* Benzophenone-2
* Bis(2,4-dihydroxyphenyl)methanone
* Methanone, bis(2,4-dihydroxyphenyl)-
* 2,2',4,4'-Tetrahydroxy-benzophenone
* 2,4,2',4'-Tetrahydroxybenzophenone
* Uvinul D-50

*** HEALTH HAZARD DATA ***

** SKIN/EYE IRRITATION DATA **

TYPE OF TEST : Standard Draize test
ROUTE OF EXPOSURE : Administration into the eye
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 100 mg
REACTION SEVERITY : Moderate
REFERENCE :
JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert,
Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued.
Volume(issue)/page/year: 2(5),35,1983

** ACUTE TOXICITY DATA **

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 1220 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert,
Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued.
Volume(issue)/page/year: 2(5),35,1983

** MUTATION DATA **

TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Bacteria - Salmonella typhimurium
DOSE/DURATION : 100 ug/plate
REFERENCE :
FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House,
Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year:
20,427,1982

TYPE OF TEST : Cytogenetic analysis
TEST SYSTEM : Rodent - mouse Lymphocyte
DOSE/DURATION : 200 ug/plate
REFERENCE :
JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert,
Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued.
Volume(issue)/page/year: 2(5),35,1983

TYPE OF TEST : Sister chromatid exchange
TEST SYSTEM : Rodent - mouse Lymphocyte
DOSE/DURATION : 200 ug/plate
REFERENCE :
JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert,
Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued.
Volume(issue)/page/year: 2(5),35,1983

*** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - X7078
No. of Facilities: 9 (estimated)
No. of Industries: 1
No. of Occupations: 2
No. of Employees: 869 (estimated)
No. of Female Employees: 617 (estimated)

*** STATUS IN U.S. ***

EPA TSCA Section 8(b) CHEMICAL INVENTORY


*** END OF RECORD ***
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